a state of freedom from emotional disturbance and anxiety; tranquillity.
Also at·a·rax·y [at-uh-rak-see] /ˈæt əˌræk si/.
Origin of ataraxia
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
able to calm or tranquillize
obsolete an ataractic drug
calmness or peace of mind; emotional tranquillity
Word Origin for ataraxia
C17: from Greek: serenity, from ataraktos undisturbed, from a-1 1 + tarassein to trouble
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
also Englished as ataraxy, "calmness, impassivity," c.1600, from Modern Latin, from Greek ataraxia "impassiveness," from a-, privative prefix, + tarassein (Attic tarattein) "to disturb, confuse," from PIE root *dher- "to make muddy, darken."
Online Etymology Dictionary, © 2010 Douglas Harper